20874409920

Names of 20874409920

• Cardinal: 20874409920 can be written as Twenty billion, eight hundred seventy-four million, four hundred nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.087440992 × 10¹⁰

Factors of 20874409920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3516

Divisors of 20874409920

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 23 24 26 28 30 32 35 36 39 40 42 45 46 48 52 56 60 63 64 65 69 70 72 78 80 84 90 91 92 96 104 105 112 115 117 120 126 130 138 140 144 156 160 161 168 180 182 184 192 195 207 208 210 224 230 234 240 252 260 273 276 280 288 299 312 315 320 322 336 345 360 364 368 390 414 416 420 448 455 460 468 480 483 504 520 546 552 560 576 585 598 624 630 644 672 690 720 728 736 780 805 819 828 832 840 897 910 920 936 960 966 1008 1035 1040 1092 1104 1120 1170 1196 1248 1260 1288 1344 1365 1380 1440 1449 1456 1472 1495 1560 1610 1638 1656 1680 1794 1820 1840 1872 1932 2016 2070 2080 2093 2184 2208 2240 2340 2392 2415 2496 2520 2576 2691 2730 2760 2880 2898 2912 2990 3120 3220 3276 3312 3360 3463 3588 3640 3680 3744 3864 4032 4095 4140 4160 4186 4368 4416 4485 4680 4784 4830 5040 5152 5382 5460 5520 5796 5824 5980 6240 6279 6440 6552 6624 6720 6926 7176 7245 7280 7360 7488 7728 8190 8280 8372 8736 8970 9360 9568 9660 10080 10304 10389 10465 10764 10920 11040 11592 11960 12480 12558 12880 13104 13248 13455 13852 14352 14490 14560 15456 16380 16560 16744 17315 17472 17940 18720 18837 19136 19320 20160 20778 20930 21528 21840 22080 23184 23920 24241 25116 25760 26208 26910 27704 28704 28980 29120 30912 31167 31395 32760 33120 33488 34630 35880 37440 37674 38640 41556 41860 43056 43680 45019 46368 47840 48482 50232 51520 51945 52416 53820 55408 57408 57960 62334 62790 65520 66240 66976 69260 71760 72723 75348 77280 79649 83112 83720 86112 87360 90038 92736 94185 95680 96964 100464 103890 107640 110816 115920 121205 124668 125580 131040 133952 135057 138520 143520 145446 150696 154560 155835 159298 166224 167440 172224 180076 188370 193928 200928 207780 215280 218169 221632 225095 231840 238947 242410 249336 251160 262080 270114 277040 287040 290892 301392 311670 315133 318596 332448 334880 360152 363615 376740 387856 398245 401856 405171 415560 430560 436338 450190 463680 477894 484820 498672 502320 540228 554080 557543 581784 602784 623340 630266 637192 664896 669760 675285 716841 720304 727230 753480 775712 796490 810342 831120 861120 872676 900380 945399 955788 969640 997344 1004640 1035437 1080456 1090845 1108160 1115086 1163568 1194735 1205568 1246680 1260532 1274384 1350570 1433682 1440608 1454460 1506960 1551424 1575665 1592980 1620684 1662240 1672629 1745352 1800760 1890798 1911576 1939280 1994688 2009280 2025855 2070874 2160912 2181690 2230172 2327136 2389470 2493360 2521064 2548768 2701140 2787715 2836197 2867364 2881216 2908920 3013920 3106311 3151330 3185960 3241368 3324480 3345258 3490704 3584205 3601520 3781596 3823152 3878560 4051710 4141748 4321824 4363380 4460344 4654272 4726995 4778940 4986720 5017887 5042128 5097536 5177185 5402280 5575430 5672394 5734728 5817840 6027840 6212622 6302660 6371920 6482736 6690516 6981408 7168410 7203040 7248059 7563192 7646304 7757120 8103420 8283496 8363145 8643648 8726760 8920688 9318933 9453990 9557880 9973440 10035774 10084256 10354370 10804560 11150860 11344788 11469456 11635680 12425244 12605320 12743840 12965472 13381032 13962816 14180985 14336820 14406080 14496118 15126384 15292608 15531555 16206840 16566992 16726290 17453520 17841376 18637866 18907980 19115760 20071548 20168512 20708740 21609120 21744177 22301720 22689576 22938912 23271360 24850488 25089435 25210640 25487680 25930944 26762064 28361970 28673640 28992236 30252768 31063110 32413680 33133984 33452580 34907040 35682752 36240295 37275732 37815960 38231520 40143096 41417480 43218240 43488354 44603440 45379152 45877824 46594665 49700976 50178870 50421280 53524128 56723940 57347280 57984472 60505536 62126220 64827360 65232531 66267968 66905160 69814080 72480590 74551464 75631920 76463040 80286192 82834960 86976708 89206880 90758304 93189330 99401952 100357740 100842560 107048256 108720885 113447880 114694560 115968944 124252440 129654720 130465062 133810320 144961180 149102928 151263840 160572384 165669920 173953416 178413760 181516608 186378660 198803904 200715480 217441770 226895760 229389120 231937888 248504880 260930124 267620640 289922360 298205856 302527680 321144768 326162655 331339840 347906832 372757320 401430960 434883540 453791520 463875776 497009760 521860248 535241280 579844720 596411712 652325310 695813664 745514640 802861920 869767080 907583040 994019520 1043720496 1159689440 1304650620 1391627328 1491029280 1605723840 1739534160 2087440992 2319378880 2609301240 2982058560 3479068320 4174881984 5218602480 6958136640 10437204960 20874409920
• Sum of all divisors σ(n): 92237064192
• Sum of proper divisors (its aliquot sum) s(n): 71362654272
• 20874409920 is an abundant number, because the sum of its proper divisors (71362654272) is greater than itself. Its abundance is 50488244352

Bases of 20874409920

• Binary: 10011011100001101100011011111000000₂
• Hexadecimal: 0x4DC3637C0
• Base-36: 9L831S0

Squares and roots of 20874409920

• 20874409920 squared (20874409920²) is 435740989508194406400
• 20874409920 cubed (20874409920³) is 9095836033940469238244671488000
• The square root of 20874409920 is 144479.7906975229
• The cube root of 20874409920 is 2753.4132788467

Scales and comparisons

• 20,874,409,920 seconds is equal to 663 years, 38 weeks, 3 days, 23 hours, 12 minutes.
• To count from 1 to 20,874,409,920 would take you about one thousand, three hundred twenty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 20874409920 cubic inches would be around 229.5 feet tall.

Recreational maths with 20874409920

• 20874409920 backwards is 02990447802
• 20874409920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20874409920's digits is 45
• More coming soon!